Source Element |
Destination Element |
Flow |
City of Longview Field Equipment |
City of Longview Fire/EMS Vehicles |
local signal preemption request |
City of Longview TMC |
signal control data |
City of Longview TMC |
City of Longview Field Equipment |
request for right-of-way |
City of Tyler Field Equipment |
City of Tyler Fire Vehicles |
local signal preemption request |
City of Tyler TMC |
signal control data |
Private EMS Vehicles |
local signal preemption request |
City of Tyler TMC |
City of Tyler Field Equipment |
request for right-of-way |
TxDOT Tyler District TMC |
TxDOT Tyler District Traffic Signals |
request for right-of-way |
TxDOT Tyler District Traffic Signals |
City of Longview Fire/EMS Vehicles |
local signal preemption request |
City of Tyler Fire Vehicles |
local signal preemption request |
Private EMS Vehicles |
local signal preemption request |
TxDOT Tyler District TMC |
signal control data |